Practice Test

Q1. The ratio of boys to girls in a class is 3:5. If there are 24 students, how many are girls?

9
12
15
20

Q2. A car travels 180 km in 3 hours at a constant speed. Which statement is correct?

The speed is 60 km/h
The speed is 90 km/h
The distance doubles each hour
The time per km increases

Q3. A recipe uses flour and sugar in the ratio 4:1. If 600 g of flour is used, how much sugar is needed?

120 g
150 g
240 g
300 g

Q4. A map scale is 1 : 50 000. Which distance on the map represents 2 km in real life?

2 cm
4 cm
5 cm
10 cm

Q5. Two quantities are directly proportional. If one quantity doubles, what happens to the other?

It halves
It stays the same
It also doubles
It increases randomly